/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "usart.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "bootload.h"
#include "stdio.h"
#include "string.h"
#include "stm32f1xx_it.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */
extern EXTI_HandleTypeDef svc;
/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
//uint8_t ziku[] __attribute__((section(".ARM.__at_0x8010000"))) = {1,2,3};
//int add(int a,int b) __attribute__((section(".ARM.__at_0x8020000")));

uint8_t checkUpDataReliance(uint8_t *buff,uint32_t length)
{
	UNUSED(buff);
	return (length < 8);
}


/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{
  /* USER CODE BEGIN 1 */
	uint16_t m_buffLength = 0;
  /* USER CODE END 1 */
  

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART1_UART_Init();
  /* USER CODE BEGIN 2 */
  HAL_GPIO_WritePin(LED0_GPIO_Port, LED0_Pin, GPIO_PIN_RESET); 
  HAL_GPIO_WritePin(LED1_GPIO_Port, LED1_Pin, GPIO_PIN_SET); 

	if(!HAL_GPIO_ReadPin(KEY1_GPIO_Port,KEY1_Pin))
	{
		  while(!HAL_GPIO_ReadPin(KEY1_GPIO_Port,KEY1_Pin));
		  HAL_UART_Receive_IT(&huart1, ucpUartReceiveBuff , 1);
		  DEBUG("\r\nBootloder:Wait Uart Data!");
		  while(ui32UartBuffLength == 0);
	}
	else
	{
		  DEBUG("\r\nBootloder:Jump To App!");
		  BootLoadJumpToApp(APPLICATION_ADDR);
	}
	
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */

  while (1)
  {
		m_buffLength = ui32UartBuffLength;
		HAL_GPIO_TogglePin(LED0_GPIO_Port, LED0_Pin);
		HAL_GPIO_TogglePin(LED1_GPIO_Port, LED1_Pin);
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
		HAL_Delay(100);
		
		if( m_buffLength!= 0 && m_buffLength == ui32UartBuffLength)
		{
			if(checkUpDataReliance(ucpUartReceiveBuff,ui32UartBuffLength))
			{
				DEBUG("\r\nBootloder:Receive Data Err!");
				m_buffLength = 0;
				ui32UartBuffLength = 0;
				memset(ucpUartReceiveBuff ,0x00 ,BT_UART_RECEIVE_BUFF_LEN);
				HAL_UART_Receive_IT(&huart1, ucpUartReceiveBuff , 1);
				DEBUG("\r\nBootloder:Wait Uart Data!");
				while(ui32UartBuffLength == 0);
			}
			else{
				DEBUG("\r\nUart Receive Finish len[%d]",ui32UartBuffLength);
				
				unsigned int offset = ucpUartReceiveBuff[0]<<24
														| ucpUartReceiveBuff[1]<<16
													  | ucpUartReceiveBuff[2]<< 8
														| ucpUartReceiveBuff[3]    ;
					
				
				BootLoadToFlash(&ucpUartReceiveBuff[4],ui32UartBuffLength,APPLICATION_BASE_ADDR + offset);
				DEBUG("\r\nBootloder:Jump To App!");
				BootLoadJumpToApp(APPLICATION_ADDR);
			}
		}
  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Initializes the CPU, AHB and APB busses clocks 
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }
  /** Initializes the CPU, AHB and APB busses clocks 
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */



/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */

  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{ 
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
